Click the Space Tools button at the bottom of the left sidebar and then select Manage Users/Groups. Click a group name among those listed on the left side of the page to see the group membership. If the group does not appear in this area, it is a legacy user group (pre-2010). Please contact the Wiki Administrators to view the group membership or make changes to it.

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Add Google Analytics code to my space?

You need to create a page to hold the tracking code, and then add a 'page include' referencing that page on each page you want to track: